[Remote] Full Stack Developer

Note: The job is a remote job and is open to candidates in USA. UST is a mission-driven technology company that creates transformative experiences and human-centered solutions for clients and partners worldwide. The company is seeking a Full Stack Developer to design, build, and maintain secure, high-performance web applications across responsive frontends, scalable backend services, APIs, cloud infrastructure, DevOps workflows, and databases.

Responsibilities

• Frontend Development: Build modular, responsive, and highly interactive user interfaces using React JS, Redux/Context API, and modern CSS frameworks
• Backend Development: Design and scale robust backend services and microservices using either Python (FastAPI, Django, Flask) or Node.js (Express, NestJS)
• Secure API Development: Architect and secure RESTful or GraphQL APIs, ensuring strict protection against vulnerabilities like injection and broken object-level authorization
• Cloud Infrastructure: Deploy and manage application components natively within AWS using containerized environments
• DevOps Integration: Own and manage deployment workflows by writing Infrastructure as Code (IaC) and building automated CI/CD validation gates
• Data Management: Write optimized queries and design schemas for both relational databases (PostgreSQL, MySQL) and NoSQL stores (DynamoDB, MongoDB)

Skills

• Required Skills & Technologies Frontend React JS, JavaScript (ES6+), TypeScript, HTML5, CSS3, Webpack/Vite Backend Python (FastAPI/Django) OR Node.js (Express/NestJS) AWS Cloud EC2, S3, Lambda, ECS/EKS, API Gateway, CloudWatch, RDS Security OAuth 2.0, OIDC, JWT, IAM policies, CORS configuration, encryption (HTTPS, KMS) DevOps Docker, Git, GitHub Actions/GitLab CI, Terraform or AWS CloudFormation Databases PostgreSQL or MySQL, and DynamoDB or MongoDB Required Security Practices (Crucial Focus) Secure API Design: Implementing rigorous input validation, output encoding, and strict rate-limiting to prevent
• Denial of Service (DoS) attacks
• Authentication & Authorization: Enforcing secure identity management with token-based authentication and
• Role-Based Access Control (RBAC). Secrets Management: Preventing hardcoded credentials by using secure storage tools like AWS Secrets Manager or Systems Manager Parameter Store
• Security Scanning: Utilizing automated tools within the CI/CD pipeline to scan code for vulnerabilities and dependency flaws before deployment
• Years of Experience: 8-10 years of professional full-stack software development experience in a production environment
• ·       Architecture Understanding: Strong grasp of serverless architectures, event-driven systems, and microservices patterns
• ·       Testing Rigor: Experience writing comprehensive unit, integration, and end-to-end tests for both frontend and backend systems

Benefits

• Full-time, regular employees accrue a minimum of 10 days of paid vacation per year
• Full-time, regular employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year)
• Full-time, regular employees receive 10 paid holidays
• Full-time, regular employees are eligible for paid bereavement leave and jury duty
• Full-time, regular employees are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching
• Full-time, regular employees and their dependents residing in the US are eligible for medical, dental, and vision insurance
• Full-time, regular employees receive basic life insurance as a Company-paid Employee Only benefit
• Full-time, regular employees receive accidental death and disability insurance as a Company-paid Employee Only benefit
• Full-time, regular employees receive short- and long-term disability benefits as a Company-paid Employee Only benefit
• Regular employees may purchase additional voluntary short-term disability benefits
• Regular employees may participate in a Health Savings Account (HSA)
• Regular employees may participate in a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines
• Benefits offerings vary in Puerto Rico
• Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year)
• Part-time employees are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching
• Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year)
• Full-time temporary employees are eligible to participate in the Company’s 401(k) program with employer matching
• Full-time temporary employees and their dependents residing in the US are eligible for medical, dental, and vision insurance
• Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year)
• All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws

Company Overview